Home / 67,648.08-93,348-45,799.92

Finding the Fourth Proportional to 67,648.08, 93,348 and 45,799.92

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Solution

The fourth proportional to 67,648.08, 93,348 and 45,799.92 is: 63,199.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,648.08 : 93,348 = 45,799.92 : x
  2. Step 2: Convert to fraction form
    67,648.08/93,348 = 45,799.92/x
  3. Step 3: Cross multiply
    67,648.08x = 93,348 × 45,799.92
  4. Step 4: Simplify right side
    67,648.08x = 4,275,330,932.16
  5. Step 5: Solve for x
    x = 4,275,330,932.16/67,648.08
  6. Step 6: Final answer
    x = 63,199.59

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.